LX2206
®
Dual Level Lithium Ion Battery Charger
TM
PRODUCTION DATA SHEET
KEY FEATURES
DESCRIPTION
Two Independent
The LX2206 can be used with a
The LX2206 enters a low quiescent
Programmable Charge
Currents
0.5% Float Voltage Tolerance
Charging up to 1A.
Charging from USB Port.
USB Current Compliance
Full Battery Indicator
CC/CV w Thermal Feedback
Battery Temperature Monitor
Precision Charge Termination
Power Good Indication
wall adapter or USB power source to current sleep mode when power is
charge a single cell Lithium Ion or removed or when it is logically
Lithium Polymer battery. There are shutdown to minimize battery drain.
two logic selectable and program-
There are several protection features
mable charge current levels which can which include: under voltage lock out,
be set from anywhere between 50mA inrush current limiting, reverse current
to 1A. The termination current is 1/10 blocking on the IN pin, a thermal loop
the charge level set by the High Level to reduce charge current to maintain a
Programming Current Pin.
low die temperature, an unsafe battery
Power status indicators (STAT and temperature charge inhibitor, and
DCOK) can be configured to show conditioning mode is provided for
charge in progress, battery fully deeply discharged batteries.
charged and external power on. The
STAT pin is capable of sourcing or
sinking 10mA. The DCOK output is
APPLICATIONS
MP3 Player
PDA
PMC
Digital Camera
Charge Cradle
an open drain output.
IMPORTANT: For the most current data, consult MICROSEMI’s website: http://www.microsemi.com
PRODUCT HIGHLIGHT
Status
Charging
Adapter or USB
IN
STAT
Full
DCOK
CMP
Power On
Shutdown
SD
LX2206 DCOK
High/Low Charge Current
H/L
TMP
Control Logic
HCP
LCP
BAT
GND
Battery
Temperature
Lockout
Current
Programming
Battery
Sensing
PACKAGE ORDER INFO
Plastic MLPD 10-Pin
LD
TA (°C)
-40 to 85
RoHS Compliant / Pb-free
LX2206ILD
Note: Available in Tape & Reel. Append the letters “TR” to the part number. (i.e. 2206ILD-TR)
Copyright © 2005
Rev. 1.2, 2006-12-22
Microsemi
Integrated Products Division
Page 1
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570